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Condensed Matter May 2, 2025

Majoranas on the move: Superconductor-quantum dot combo manipulates Majorana bound states

Researchers at QuTech in Delft have combined superconductors and quantum dots to observe and manipulate so-called Majorana bound states, which have properties that could enable stable quantum computation. By building a chain ...

Nanophysics May 1, 2025

Depositing quantum dots on corrugated chips improves photodetector capabilities

Near-infrared photodetectors are used in biomedical sensing and defense and security technologies. For enhanced performance and integrated, compact imaging systems, the photodetectors must be able to detect multiple wavelengths ...

Nanomaterials May 1, 2025

Using fire to produce nanoparticles could revolutionize various industries

Fire is arguably humanity's earliest discovery. It was pivotal in advancing society—underpinning many of humanity's most transformative inventions, from cooking and forging weapons to generating energy and enabling car ...

Nanophysics May 1, 2025

Bayesian inference enables rapid detection of quantum dot charge states

A research team at Tohoku University's Advanced Institute for Materials Research (WPI-AIMR) has developed a new technique to rapidly and accurately determine the charge state of electrons confined in semiconductor quantum ...

Analytical Chemistry Apr 30, 2025

S-scheme heterojunction construction enhances photocatalytic hydrogen evolution

Photocatalytic hydrogen production technology represents one of the most significant approaches for addressing the energy crisis and environmental pollution. Cadmium sulfide (CdS), with its appropriate bandgap and adjustable ...

Nanophysics Apr 11, 2025

Reshaping quantum dots production through continuous flow and sustainable technologies

As the demand for innovative materials continues to grow—particularly in response to today's technological and environmental challenges—research into nanomaterials is emerging as a strategic field. Among these materials, ...

Optics & Photonics Apr 7, 2025

Scientists achieve high-efficiency single-photon source above loss-tolerant threshold

Research teams from USTC have realized a high-performance single-photon source with an efficiency beyond the scalable linear optical quantum computing loss tolerance threshold for the first time. Led by Prof. Pan Jianwei, ...

Optics & Photonics Apr 3, 2025

Infrared heavy-metal-free quantum dots deliver sensitive and fast sensors for eye-safe LIDAR applications

The frequency regime lying in the shortwave infrared (SWIR) has very unique properties that make it ideal for several applications, such as being less affected by atmospheric scattering as well as being "eye-safe." These ...

Nanophysics Apr 1, 2025

Controlling quantum light at room temperature with tunable nanostructures and low voltage

The ability to control the color, or emission wavelength, of light from quantum sources is central to the development of secure quantum communication networks and photonic-based computing. However, most systems capable of ...

Nanophysics Mar 31, 2025

Three-site Kitaev chain enhances stability of Majorana zero modes

An international research team led by QuTech has realized a three-site Kitaev chain using semiconducting quantum dots coupled by superconducting segments in a hybrid InSb/Al nanowire. When comparing two-and three-site chains ...

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